| /* |
| * Copyright (C) 2004-2006 Atmel Corporation |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License version 2 as |
| * published by the Free Software Foundation. |
| */ |
| #ifndef __ASM_AVR32_PTRACE_H |
| #define __ASM_AVR32_PTRACE_H |
| |
| #include <uapi/asm/ptrace.h> |
| |
| #ifndef __ASSEMBLY__ |
| |
| #include <asm/ocd.h> |
| |
| #define arch_has_single_step() (1) |
| |
| #define arch_ptrace_attach(child) ocd_enable(child) |
| |
| #define user_mode(regs) (((regs)->sr & MODE_MASK) == MODE_USER) |
| #define instruction_pointer(regs) ((regs)->pc) |
| #define profile_pc(regs) instruction_pointer(regs) |
| #define user_stack_pointer(regs) ((regs)->sp) |
| |
| static __inline__ int valid_user_regs(struct pt_regs *regs) |
| { |
| /* |
| * Some of the Java bits might be acceptable if/when we |
| * implement some support for that stuff... |
| */ |
| if ((regs->sr & 0xffff0000) == 0) |
| return 1; |
| |
| /* |
| * Force status register flags to be sane and report this |
| * illegal behaviour... |
| */ |
| regs->sr &= 0x0000ffff; |
| return 0; |
| } |
| |
| |
| #endif /* ! __ASSEMBLY__ */ |
| #endif /* __ASM_AVR32_PTRACE_H */ |
